Bird Cage Size Calculator
Check whether your cage is big enough and the bar spacing is safe.
Instant results✓ Source-backed
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How this is calculated
Minimums are the smallest acceptable cage for daily out-of-cage time; bigger is always better. Each extra bird adds 50% to the width.
Source-based educational tool; not independently reviewed by a veterinarian. Cited guidance does not imply endorsement by its authors.
Formula
Min width = species minimum × (1 + 0.5 × extra birds) Volume (L) = W × D × H (cm) ÷ 1000
Assumptions
- •Bird gets daily supervised out-of-cage time
- •Horizontal bars preferred for climbing parrots